Placental factors H Placental factors usually cause abortion to occur around 14 weeks’ gestation when the placenta takes over the hormone production necessary to maintain pregnancy. H Abortion may also result from failure of the endometrium to accept the fertilized ovum. H Faulty implantation of a fertilized ovum may cause the ovum to be rejected. H Spontaneous abortion may result from defective embryologic development. Fetal factors H Fetal factors usually cause abortion to occur between 9 and 12 weeks’ gestation. Pathophysiology H Abortion may result from fetal, placental, or maternalįactors. H Also known as miscarriage H Expelled products of conception from the uterus be-įore fetal viability (see Types of spontaneous abortion) Vanessa Kramasz, RN, MSN, FNP Lead Faculty & Nurse Practitioner Gateway Technical College Burlington, Wis.Ībortion, spontaneous Overview Description Irvin, RN, MSN, ARNP, NP-C Nurse Practitioner University of Louisville (Ky.) Family & Geriatric Medicine Post Doctoral Fellow University of North Carolina Chapel HillĮlizaveta House, RN, BSN Procurement Coordinator LifeChoice Donor Services, Inc. Shelley Yerger Hawkins, APRN-BC, DSN, FNP, GNP, FAANP Lillian Craig, RN, MSN, FNP-C Adjunct Faculty Oklahoma Panhandle State University Goodwell

Kim Cooper, RN, MSN Nursing Department Chair Ivy Tech Community College Terre Haute, Ind. Instructor University of Arkansas Fort SmithĮducation Specialist Berkshire Health Systems Pittsfield, Mass. RN Consultant (traveling) Britthaven, Inc. Nursing Instructor Rio Hondo College Whittier, Calif.Īssociate Professor Baptist College of Health Sciences Memphis

Less common diseases 922 Selected referencesĬontributors and consultants Beverly Anderson, RN, MSN, MOTĪssociate Professor Malcolm X College Chicago paper) 2007049036Ĭontents Contributors and consultants vii Includes bibliographical references and index. NQCD2010408 Library of Congress Cataloging-in-Publication Data Nurse’s quick check. For information, write Lippincott Williams & Wilkins, 323 Norristown Road, Suite 200, Ambler, PA 19002-2756. No part of it may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means-electronic, mechanical, photocopy, recording, or otherwise- without prior written permission of the publisher, except for brief quotations embodied in critical articles and reviews and testing and evaluation materials provided by the publisher to instructors whose schools have adopted its accompanying textbook. The authors and publisher disclaim any responsibility for any adverse effects resulting from the suggested procedures, from any undetected errors, or from the reader’s misunderstanding of the text. For individual applications, all recommendations must be considered in light of the patient’s clinical condition and, before administration of new or infrequently used drugs, in light of the latest package-insert information. Nevertheless, they can’t be considered absolute and universal recommendations. To the best of our knowledge, these procedures reflect currently accepted practice. The clinical treatments described and recommended in this publication are based on research and consultation with nursing, medical, and legal authorities. Morris Associate Manufacturing Manager Beth J. Terry, RN Copy Editors Leslie Dworkin, Jeannine Fielding, Linda Hager Designer Joseph John Clark Digital Composition Services Diane Paluba (manager), Joyce Rossi Biletz, Donald G. Bilotta Clinical Editors Collette Bishop Hendler, RN, BS, MS, CCRN Anita Lockhart, RN, MSN Dorothy P. Houska Clinical Project Manager Janet Rader Clark, RN, BSN Editor Kimberly A.J. Robinson, RN, MSN Art Director Elaine Kasmer Editorial Project Manager Ann E. Schilling McCann, RN, MSN Editorial Director H.

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